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���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
������������������������������������������������������������������������������������������������� ���������� � � ������ ���� !�"� #$ �www.c-wmm.com % & ������ ���� ���' ( �)�*+,-��./0 �! 10 2 3 �� ���4- 1 -
Western Metal Materials Co., Ltd.
Western Metal Materials Co., Ltd. (WMM) is sponsored by Northwest Institute for Nonferrous
Metal Research, with other five shareholders. On Dec 28 2000, it is registered in Xi'an High-Tech
Development Zone with registered capital. 9,142 million RMB. It is confirmed as High-Tech
enterprise by Science and Technology Department of Shaanxi Province and receive identification
of CSQA ISO 9002 Quality System in 2001.
WMM has been listed in Shenzhen Stock Exchange in August, 2007 for raising funds 0.3 billion
RMB to refractory metal plate & sheet production line.
WMM have the 877 employees, among them, one is academician of the Chinese Academy
of Engineering, and more than 100 are doctors and masters. WMM occupy five spaces of two
cities, 280,000 square meters.
WMM have seven series of products, such as refractory metal materials, pressure vessels,
explosive clad materials, precious metal products, pipe fittings, fine chemical products and metal
fibre products. They are widely used in many areas such as astronautics, metallurgy, petroleum,
chemical industry, chemical fibre, electronics and energy. They have been exported to America,
Korea, Japan, Germany, Italy, Australia and etc. The operation objective of incorporation is to
promote production, hold competing advantage, elevate value of security of shareholder by
issuing stocks, according to advanced technology, specialist and devoted facilities of NIN and
National Engineering Research Center of Metal Processing based the present producing
situations , facilities and technical level of precious metals and clad metal materials .
W & Mo Material Division
W & Mo Materials Division has more than 40 years experiences in W & Mo metals research and
production, and it is the earliest organization engaged in the processing of W & Mo materials. The
products are in large variety and widely used in many areas such as medical treatment,
electronics, vacuum furnace and so on. It has become one of the three biggest suppliers in the
world by producing high precision thin W sheet, and its technology and quality are advanced in
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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international market.
W & Mo Material Process Equipment
MULTIFUNCTIONAL ROLLING MILL ROLLING MILL for 550mm width
Large Grinding Machine Annealing Furnace
EDM 500KW EBCHR 2/50/500l
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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Vacuum Rolling Machine Rolling Machine for foil from SIEMENS
�
�
PRODUCT
1. High Precision Tungsten Plate
We could produce the Tungsten Plate, purity599.95%, with the dimension (1.0-15.0)×L×L,
which tolerance is 60.025mm, and the surface finish could reach to 32RMS, according to
GB/T3875-2007 and ASTM B760-86. Tungsten Plate is widely used in ion implantation, ion
sputtering, coating, which technology and quality could reach to the international first level.
� �
2� High Precision Tungsten Sheet
We have the capacity to produce Tungsten Sheet, purity599.95%, with the dimension
(0.1-0.9) × 200mm × L, which thickness tolerance is60.013mm, surface finish is 32RMS, flatness
could reach to 0.025mm, according to GB/T3875-2007 7 ASTM B760-86.
High Precision Tungsten Sheet is widely used in Medical CT, electronics, vacuum equipment
and vacuum coating, which technology and quality could reach to the international first level.
Based on the high precision Tungsten sheet of Medical CT and X-ray Machine, we become one
of the three biggest producers all over the world.
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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�
3� Deep-punching Mo Strip
We are able to produce Mo strip, purity 5 99.95%, with the dimension
0.15~0.5×100~150×1000~1200mm, which I.E.mm is 54.0, extensibility is 55%, and HV could be
controlled between 240 to 270.
Deep-punching Mo strip is widely used in electronic tube, semi-conductor and LCD, which
quality could reach to the domestic advanced level.
4�Foil
We have the capacity to produce Mo foil, purity599.95%, with the dimension (0.03-0.09)×110×L,
which thickness tolerance is60.004mm, according to GB3877-83 and ASTM B386-91.
Foil is widely used in lighting, vacuum coating and semi-conductor, which quality could reach to
the domestic advanced level.
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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�5�Mo Alloy Material with high temperature�TZM�
We have the capacity to produce TZM rod with the diameter 10~120mm, and the plate with
the thickness50.08mm, which oxygen content 8300ppm, according to ASTM B386-91. This
material has the special characteristics of heat-resistance and anti-oxidation.
TZM is widely used in ion-implantation, heater, medical equipment and weapon industry,
which quality could reach to the domestic advanced level.
6�Detector & Collimator & Anti-scatter for Alpha Ray Shield�The elements of W & Mo for alpha ray shield are widely used in medical equipment as
detector, collimator and anti-scatter, and the security inspection equipment.
7�W & Mo Boat
We have the capability for producing evaporation boat of W & Mo with different shape and
specification, which have the special characteristic, long-life-time.
W & Mo Boat is widely used in metal evaporation, electron splash, sinter annealing in reduced
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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atmosphere of vacuum coating industry, which technology could reach to the domestic advanced
level.
W Boat Mo Boat Mo Boat
rectangle
(mm)
length 50-450 50-100 50-450
width 15-200 15-200 15-200
height 10-200 10-200 10-200
Square
(mm)
Side length 50-200 50-200 50-200
height 10-200 10-200 10-200
trapezium
(mm)
Side length 1 50-200 1
Bottom length 1 20-150 1
Length 1 50-400 1
height 1 20-100 1
semicircle
(mm)
Diameter 1 φ20-100 1
Length 1 100-450 1
Hexagon
(mm)
Side Length 1 180x180 1
Length 1 16-50 1
Boat Type
(mm)
Length 1 80-150 1
Width 1 10-60 1
8�Specification
Item Product Dimension 9mm : Standard Application
1 W Plate&Sheet (0.07-20.0)×(50-450)×L GB3875-83/ASTM
B760-86 *They are widely used in
electronics, lighting, vacuum
coating, medical equipment
and electrode, heater, heater
shielding in vacuum
resistance furnace.
2 W Strip 0.1-0.4×0.2-0.8×L Q/XB1103-1999
3 W Bar&Rod (Φ3-Φ60)×L GB4187-84
4 WNiFe Plate (0.5-10.0)×450×L ASTM B777-87
5 WNiFe Rod Φ5×L ASTM B777-87
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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Item Product Dimension 9mm : Standard Application
1 Mo Plate 73.0×(50×650) GB3876-83/ASTM
B386-91
They are widely used in
electronics, lighting, vacuum
coating, medical equipment,
semi-conductor, glass fiber
and electrode, heater, heater
shielding in vacuum
resistance furnace.
2 Mo Sheet (0.09-3.0)×350×L GB3876-83/ASTM
B386-91
3 Mo Foil 0.01-0.09×110×L GB3877-83/ASTM
B386-91
4 Mo Strip 0.03-0.08×2.0-6.0×L Q/XB1204-95
5 Mo Tube Φ5-Φ15×L Q/XB1202-95
6 Mo
Bar&Rod Φ3-Φ130×L
Q/XB1205-95/ASTM
B387-90
7 TZM
Bar&Rod Φ10-Φ120×L ASTM B387-90
9�Equipment Hydrogen Sintering Furnace
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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Vertical High Temperature Sintering Furnace Main technical parameters ;
maximum temperature < 2500= ;Pre-vacuum <1.3Pa ;Difference in Uniform Temperature Zone <±5= >in Vacuum ?@±10= >atmosphere ? ;Temp Accuracy <±1= ;Atmosphere <dry hydrogenAwet hydrogenAnitrogen. ;Cooling Method <natural coolingAHydrogen outside the circle of fast-cooling ;Control Method <Manual control+ automated control system of process
Application: This equipment is mainly used in hydrogen sinter of powder metallurgy, sinter sealing of ceramic
metallization Amaterial non-oxidation treatment.
Components: ;furnace body>Mo Furnace & Heater ? ;Lifting Gear
;Platform
;Chassis (Mo Rack)
;pre-vacuum
chamber;quick cooling chamber
;water cooling system
;pneumatic system
;automatic system
;computer system
Parameter
Item Maximum
Temperature=
Dimension of Uniform
Temperature Zone (mm)
Nitrogen Consumption
m3/h
Hydrogen Consumption
m3/h
Charging & Discharging
Method
Maximum Batch
Kg
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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1 2500 BCDDEFDD 1 G2 1 G2 50
2 2500 BFDDEHDD 1 G2 1 G2 100
3 2500 BIDDEJDD 2 G4 2 G4 150
4 2500 BHDDEKDD 2 G4 2 G4 200
5 2500 BJDDELDD 4 G6 4 G6 300
�
Vertical Intermediate Temperate Hydrogen Sintering Furnace
Parameter: ;Maximum Temperature <1100—1650" ▲Pre-vacuum <10Pa ▲Difference in Uniform
Temperature Zone <±5" >Vacuum ?@±10" >Atmosphere ?
▲Temperature Control Precision <±1" ▲Atmosphere <Hydrogen ANitrogen ▲Cooling
Method <natural coolingAHydrogen outside the circle of fast-cooling ▲Control Method <Manual
control+ automated control system of process
Application: This equipment is mainly used in ceramic metallization surface treatment of electronics industry, hydrogen sinter of powder metallurgy, material non-oxidation treatment.
Components:
▲furnace body >Mo Furnace & Heater ? ▲Lifting Gear ▲Platform▲Chassis (Mo
Rack)▲pre-vacuum chamber▲quick cooling chamber▲water cooling system▲pneumatic system▲automatic system ▲computer system
Parameter
Item
Maximum Temperatu
re=
Dimension of Uniform
Temperature Zone (mm)
Nitrogen Consumptio
n m3/h
Hydrogen Consumption
m3/h
Charging & Discharging
Method
Maximum Batch Kg
1 1100M1650 BCDDEFDD 1 G2 1 G2 50
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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2 1100M1650 BFDDEHDD 1 G2 1 G2 150
3 1100M1650 BIDDENDD 2 G4 2 G4 200
4 1100M1650 BHDDEKDD 2 G4 2 G4 300
5 1100M1650 BJDDELDD 4 G6 4 G6 400
6 1100M1650 BKDDEOCDD 4 G6 4 G6 500
Plasma Welding Equipment
Introduction We could produce vacuum plasma welding equipment. The welded
electrode diameter is P100Q600mm.
The weld torch power could reach to 30KW per piece. The weld current could reach to 200-500A. The weld speed could reach to 150-200mm/min. The ionic gas
consumption is 3-8L/min. The weld line appears silver white.
Parameter: ;Welding Torch Type <Plasma Welding Torch, Argon-arc Welding Torch.
;Maximum Pressure of
the equipment <2×10-1Pa ;Work piece holder movement: Rotation, Straight line.
;Ionic Gas
or Protect Gas: Argon ;Control Method <Manual Control
Application: Plasma Welding Torch is mainly used in deep line’s plasma welding of the large work piece. Argon-arc Welding Torch is used in shallow line’s argon-arc welding of every work piece.
Lithium Metal Distillation Equipment
Parameter
Max working temperature <850=
Continuous working temperature <750=
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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Feeding bucket vacuity85Q10-1Pa
Pressure rising rate81Pa/h
Distill bucket vacuity85Q10-4Pa
Pressure rising rate81Pa/h
Lithium store bucket vacuity85Q10-1Pa @Pressure Rising Rate81Pa/h
Pouring room vacuity810Pa @Pressure Rising Rate85Pa/h
Components: Charging bucket, retort vessel, Lithium store bucket, casting room, cooling water system, argon filling system, electric controlling system
Consuming Melting Furnace Introduction The electrode is melted by the electric arc with high temperature in vacuum and poured into the red copper crucible. Then the casting ingot with high quality can be made.
Main advantages < ;The consuming electrode can be weight automatically.
And the left weight can be displayed and printed at any time. ;
The lifting of electrode has auto and manual controlling
system. It also can be controlled by computer. The melting section can be controlled according to the signal
of weight. ;Coaxial power supply and power auxiliary conducting institution. ;The cooling of crucible is based on the totally closed circuit system of warm water cycle. ;Two furnace ends can share one set of power and one set of vacuum system to improve the
operating factor of the expensive power and vacuum system.
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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;The auxiliary equipment such as crucible cleaning machine, crucible tipover machine, casting
ingot cleaning machine can be provided.
Parameters ;Melting style <vacuum consuming electrode
;Crucible <water cooling copper crucible
;Motion
characteristics of electrode <high speed lifting function ;Furnace room ultimate pressure <6×10-2Pa
;Electrode centering adjustment <X-Y adjustment
system ;Casting ingot weight <2 R3000Kg ;
Molten pool monitor <optical TV system ;automatic weighting system <the rest weight of the
consuming electrode can be displayed automatically and printed at any time.
Components 1. main transmission system 2.electronic weight system 3. X-Y adjustment institution 4.vacuum furnace room and moving seal 5. crucible and arc stabilization system 6. vacuum system 7. furnace room lifting and moving device 8. monitor and picture pick-up system 9. compressed air system 10. cooling water system 11.liquid pressure system 12. thyristor supply system and water cooling cable 13. Automatically melting controlling system 14. safety alarm system
Application Vacuum melting of special alloys and metals easy to be oxidized
Consumable Skull Crucible
Theory The electrode is melted by the electric arc with high
temperature in vacuum and poured into the red copper crucible, which is cooled by water. Then tip over the crucible, the metal liquid will be poured into model and changed into casting parts.
Characteristics Simple layer furnace mantle areas water cooling; Static
state and rotational casting; high speed improved by complex air cylinder, electric entrance with two directions, differential drive, high vacuum rate, local elements; product quality is stable; the main technology parameter reached the advanced level in China; max weight of the casting part is 500kg.
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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Parameters ;melting style <vacuum consumable electrode
;Crucible <tipover style, water cooling, copper
crucible ;crucible volume <50-500Kg
;casting style <rotational casting
Crucible dimension P460X600mm, metal liquid volume 413kg;P550X720mm, metal liquid volume 687kg ;Ti
casting parts max weight 500kg.
Application Vacuum melting of special alloys and metals easy to be oxidized.
Max dimension of casting <When static state -P2500X1108mm, when offcenter -P2500X1108 mm
Vacuum Creep Deformation Shape-righting Furnace
Introduction
It is widely used in finishing the shape-righting of thin Ti plate and thick rolling parts, removing
the gas and heat treatment. Then it can ensure the flatness tolerance of the plates used in
aviation, commercial, national defense, etc.
Hearth is made of imported model brick and melted SiO2.
Parameters
Working temperature <650= Max temperature <800= Working vacuity <33000 R50000pa
Hearth flatness <80.015mm/m2 shape-righting pressure <P55t/m2
Components
Furnace, vacuum cooling water system, gas circuit system, heating system, electric control
system, heat preservation system
Horizontal Vacuum Annealing Furnace
Characteristics
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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;Computer controlled, automatic working: industrial computer is applied to reality the dialogue
between computer and man; automatically control the feeding, vacuum, temperature rising and reduction, Argon filling, drawing out; also can be controlled by intelligent instrument. ;
economical and efficient < multilayer reflection shield technology ;save water resource: closed cycle cooling water system, forced cooling with argon filling ; safe and reliable <safety devices to avoid misoperation and accident ; quality improvement < Microvacuum annealing to improve mechanical property. Remove the
Oxygen, Hydrogen and other impurity to make the surface light.
Structural style Heat from outside and inside
Equipments composition S There are two cooling rooms and heating room. These rooms are linked. The product is put in and out from the two ends. One end is fixed, the other can be stretched freely. The main composition are heating room, heating furnace, cooling room, driving device, vacuum system, material rest, cradle, cooling water system, gas circuit system, electric control system.
Performance index: ;Batch <300 R2000Kg
;Max temperature <1000=
;Temperature control accuracy <±1= ;
Temperature uniformity <±7= ;Ultimate vacuum <3Q10-3Pa
;Lifting pressure rate <1Pa/h ;
Temperature equilibrium zone dimension <T600Q3000 R9000 @ 600Q6000Q15000 @600Q1500Q7000 mm
Range of use: Annealing for the Tube, rod, plate, foil, wire made of Ti, Cu, Stainless steel and their alloys.
Intermediate frequency induction sintering furnace
Application Sintering of Kentanium materials, Cu/W alloy, W, Mo in vacuum environment. Hydrogenation of Ta and Nb ,C/C clad, Graphitization of C materials.
Characteristics
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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;Ultra high temperature (1200-2800=,according to the materials), fit for any materials. ;Intelligent temperature control system with digital display: automatic and accurate. The
temperature can be controlled by the curves set up before. 20 items and 400 sections of the curves can be stored. ;
Intrinsic cycle system of cooling water, digital display monitor system. ;High performance intermediate frequency contactor: the furnace can be switched automatically.
Main technology parameters;
Max working temperature <1200-2800=;Hi-temperature zone volume <0.04-1m3 ;
Working environment in the furnace <vacuum, Hydrogen, Nitrogen, inert gases. ;Uniform of temperature <≤±15= ;Measurement of temperature <W-Rh thermoelectric couple, infrared radiation thermometer ;Temperature control <Program and manual control
Temperature control accuracy <±1= ;Speed of temperature lifting <200-600=/minute
Equipments composition ;Intermediate frequency power
;water cooling furnace ;
Temperature control system and outer operation hood ;working terrace ;
Forvaccum system;Induction heating devices
;Electric control system
Vertical vacuum argon arc welding furnace
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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Characters S It is the only one and with the max diameter in China. The welding diameter is 1.5m and the height is 2m.
Application <W wire net heat element, refractory metal materials abnormity parts.
���Heat element parts and materials�As core parts, they are widely used in vacuum resistance furnace. It has many advantages such as high thermal efficiency, good quality, long useful time.
Materials W/WAl W/WAl W W W/WAl W/WAl W W
Type helix plain round cylinder beam cage groove arc
Dimension
(mm)
80×200 250×250×400 100×
310
35×
3500 100×350
3×3
×180 R10-R300
200×450 50×500 ×1000 200×
500
200×
1000 500×600 300×1000
40×40
×500
600×1200 500×
1000
500×
1000 1400×1800
Working
Temperature 2300-2700 2300-2700 2300-2600
2300 U2600 2000-2300 2000-2300 2000-2300 2000-2300
Link 2/3 phases 2/3 phases 2/3 phases 2 phases 2 phases 2 phases 2 phases 2 phases
���������� ����������WESTERN METAL MATERIALS CO.,LTD ���������������������������������������������
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W, Mo, Ta round heat element W wire net heat element
Heat Element Tungsten wire plain net heat element
W cage heat element W, Mo round heat element
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W, Mo wire heat element W, Mo strip heat element
W wire network heat element W, Mo cage heat element
11�Heat shield
W, Mo, Ta, Nb heat shield
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W, Mo heat shield W, Mo heat shield and W wire network heat element assemble
W, Mo alloy heat element and reformed heat elements
12�Crucible, Boat�
Heat insulation temperature500=R2600=
Materials Tungsten Molybdenum and alloys Tantalum
Name Crucible Crucible Crucible
Dimension
(mm)
Max
Diameter 240 600 240 600 230 250 230
Height 320 400 320 500 50 300 110
Thickness 15 5 15 5 1.5 5 2.5
Min
Diameter 60 60 60 60 60 60 60
Height 60 80 80 80 5 150 20
Thickness 6 1.5 6 1.5 0.2 1 0.5
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W, Mo, Ta, Nb Boats W, Mo, Ta, Nb Crucibles
13�Refractory metal standard parts and further processing parts
W, Mo, Ta, Ti standard parts and further processing parts Widely used in the fields of vacuum, electronic and medical machinery.
Standard Parts & Abnormity Parts
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Molybdenum Abnormity Parts Molybdenum Electrode
Titanium Cathode Roll Tungsten Abnormity Parts
Tantalum Cup (Used in X-ray Ball tube) Tungsten Mechanical Processing Parts
Tungsten Mechanical Processing Parts Titanium Jaw (Used in Textile Machinery)
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